Finding the Third Proportional to 109,153 and 173,571

Step by Step Solution

1. Step 1: Write the proportion equation
   109,153 : 173,571 = 173,571 : x
2. Step 2: Convert to fraction form
   109,153/173,571 = 173,571/x
3. Step 3: Cross multiply
   109,153x = 173,571 × 173,571
4. Step 4: Simplify right side
   109,153x = 30,126,892,041
5. Step 5: Solve for x
   x = 30,126,892,041/109,153
6. Step 6: Final answer
   x = 276,006.08